80711640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:911

約数の個数: 160

約数和(自身を含む): 280962000

約数和(自身を除く): 200250360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 81, 87, 90, 108, 116, 120, 135, 145, 162, 174, 180, 216, 232, 261, 270, 290, 324, 348, 360, 405, 435, 522, 540, 580, 648, 696, 783, 810, 859, 870, 1044, 1080, 1160, 1305, 1566, 1620, 1718, 1740, 2088, 2349, 2577, 2610, 3132, 3240, 3436, 3480, 3915, 4295, 4698, 5154, 5220, 6264, 6872, 7731, 7830, 8590, 9396, 10308, 10440, 11745, 12885, 15462, 15660, 17180, 18792, 20616, 23193, 23490, 24911, 25770, 30924, 31320, 34360, 38655, 46386, 46980, 49822, 51540, 61848, 69579, 74733, 77310, 92772, 93960, 99644, 103080, 115965, 124555, 139158, 149466, 154620, 185544, 199288, 224199, 231930, 249110, 278316, 298932, 309240, 347895, 373665, 448398, 463860, 498220, 556632, 597864, 672597, 695790, 747330, 896796, 927720, 996440, 1120995, 1345194, 1391580, 1494660, 1793592, 2017791, 2241990, 2690388, 2783160, 2989320, 3362985, 4035582, 4483980, 5380776, 6725970, 8071164, 8967960, 10088955, 13451940, 16142328, 20177910, 26903880, 40355820, 80711640]

約数ペア:

[(1, 80711640), (2, 40355820), (3, 26903880), (4, 20177910), (5, 16142328), (6, 13451940), (8, 10088955), (9, 8967960), (10, 8071164), (12, 6725970), (15, 5380776), (18, 4483980), (20, 4035582), (24, 3362985), (27, 2989320), (29, 2783160), (30, 2690388), (36, 2241990), (40, 2017791), (45, 1793592), (54, 1494660), (58, 1391580), (60, 1345194), (72, 1120995), (81, 996440), (87, 927720), (90, 896796), (108, 747330), (116, 695790), (120, 672597), (135, 597864), (145, 556632), (162, 498220), (174, 463860), (180, 448398), (216, 373665), (232, 347895), (261, 309240), (270, 298932), (290, 278316), (324, 249110), (348, 231930), (360, 224199), (405, 199288), (435, 185544), (522, 154620), (540, 149466), (580, 139158), (648, 124555), (696, 115965), (783, 103080), (810, 99644), (859, 93960), (870, 92772), (1044, 77310), (1080, 74733), (1160, 69579), (1305, 61848), (1566, 51540), (1620, 49822), (1718, 46980), (1740, 46386), (2088, 38655), (2349, 34360), (2577, 31320), (2610, 30924), (3132, 25770), (3240, 24911), (3436, 23490), (3480, 23193), (3915, 20616), (4295, 18792), (4698, 17180), (5154, 15660), (5220, 15462), (6264, 12885), (6872, 11745), (7731, 10440), (7830, 10308), (8590, 9396)]